elf[8], ref[7], dek[5], kel[5], kle[5], lek[5], der[4], red[4], ker[4], rek[4], wek[4], lew[4], rew[3], wre[3],
ef[6], fe[6], de[3], el[3], er[2], re[2], ew[2], we[2],